The JE piston for Yamaha YZ450F (13 to 5) is a single replacement piston from JE Pistons specified with the 13 to 5 designation in the product text. Supplied individually, it gives a direct-replacement option for the YZ450F application. Use this piston when a worn or damaged piston needs replacement during top-end service to restore proper operation.
JE Pistons Yamaha YZ450F 13 to 5 Piston Single